globe thistle

globe-thistle的词性：
n.（名词）

1. Any of several Eurasian plants of the genus Echinops having bipinnately dissected leaves with prickly margins and dense, bluish, globose flower heads.
洋蓟：一种蓝刺头 属欧亚大陆植物，具有二回羽状多裂片叶，边缘多刺，花头浓密呈淡蓝色球状